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Physics - Magnetism Question with Solution | TestHub

PhysicsMagnetismBiot-savart's & Ampere's Circuital lawHard2 minPYQ_2023
PhysicsHardsingle choice

A single current carrying loop of wire carrying current I flowing in anticlockwise direction seen from +ve z direction and lying in xy plane is shown in figure. The plot of j^ component of magnetic field (By) at a distance a (less than radius of the coil) and on yz plane vs z coordinate looks like

Question diagram: A single current carrying loop of wire carrying current I fl

Options:

Answer:
C
Solution:

Magnetic field in plane of coil is By = 0

The direction of j^ component of magnetic field By is opposite of each other in z and +z positions.

So, the variation of magnetic field is shown below.

Stream:JEESubject:PhysicsTopic:MagnetismSubtopic:Biot-savart's & Ampere's Circuital law
2mℹ️ Source: PYQ_2023

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